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1 /* |
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2 * Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Definitions for the class CustomInputDialog |
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15 * |
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16 */ |
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17 |
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18 package com.nokia.s60tools.analyzetool.ui; |
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19 |
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20 import org.eclipse.jface.dialogs.IInputValidator; |
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21 import org.eclipse.jface.dialogs.InputDialog; |
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22 import org.eclipse.jface.window.Window; |
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23 |
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24 import com.nokia.s60tools.analyzetool.Activator; |
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25 import com.nokia.s60tools.analyzetool.global.Constants; |
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26 |
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27 /** |
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28 * Provides input dialog Checks that user input does not contain spaces. |
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29 * |
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30 * @author kihe |
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31 * |
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32 */ |
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33 public class CustomInputDialog implements IInputValidator { |
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34 /** Dialog default value. */ |
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35 private final String defaultValue; |
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36 |
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37 /** Dialog hint text. */ |
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38 private final String dialogHintText; |
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39 |
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40 /** Dialog title. */ |
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41 private final String dialogTitle; |
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42 |
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43 /** User input. */ |
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44 private String input = ""; |
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45 |
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46 /** |
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47 * Constructor. |
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48 * |
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49 * @param title |
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50 * Dialog title |
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51 * @param hintText |
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52 * Dialog hint text |
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53 * @param defaultVal |
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54 * Dialog default input |
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55 */ |
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56 public CustomInputDialog(final String title, final String hintText, |
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57 final String defaultVal) { |
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58 dialogTitle = title; |
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59 dialogHintText = hintText; |
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60 defaultValue = defaultVal; |
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61 } |
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62 |
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63 /** |
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64 * Checks that user entered text does not contain illegal/unwanted |
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65 * characters. |
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66 * |
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67 * @param line |
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68 * User entered text |
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69 * @return True if user entered text does not contain illegal characters |
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70 * otherwise False |
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71 */ |
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72 public boolean checkCharacters(final String line) { |
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73 |
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74 CharSequence[] charTable = { "&", "^", "+", "-", "@", "$", "%", "*", |
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75 "(", ")", "|", "\\", "/", "[", "]", "{", "}", "<", ">", "?", |
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76 ";", ":", ",", "\"", "'" }; |
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77 |
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78 // thru illegal/unwanted char table |
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79 for (int i = 0; i < charTable.length; i++) { |
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80 |
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81 // if user entered text contains illegal/unwanted characters => |
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82 // return false |
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83 if (line.contains(charTable[i])) { |
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84 return false; |
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85 } |
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86 } |
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87 return true; |
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88 } |
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89 |
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90 /** |
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91 * Gets self instance. |
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92 * |
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93 * @return Self instance |
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94 */ |
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95 public final CustomInputDialog getParent() { |
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96 return this; |
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97 } |
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98 |
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99 /** |
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100 * Returns user input. |
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101 * |
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102 * @return User input |
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103 */ |
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104 public final String getUserInput() { |
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105 return input; |
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106 } |
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107 |
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108 /** |
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109 * Checks is user given input valid for the AnalyzeTool. If input contains |
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110 * space/illegal character(s) or it contains more than 50 characters the OK |
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111 * button becomes disabled and corresponding error message is displayed. |
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112 * |
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113 * @see org.eclipse.jface.dialogs.IInputValidator#isValid(java.lang.String) |
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114 * |
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115 * @param newText |
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116 * User input |
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117 * |
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118 * @return String Error message if the user given input is invalid otherwise |
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119 * empty string |
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120 */ |
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121 public final String isValid(final String newText) { |
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122 |
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123 CharSequence space = " "; |
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124 if (("").equals(newText)) { |
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125 return (""); |
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126 } else if (newText.contains(space)) { |
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127 return (Constants.INPUT_NO_SPACES_ALLOWED); |
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128 } else if (newText.length() > Constants.MAX_LENGTH_OF_USER_INPUT) { |
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129 return (Constants.INPUT_TOO_LONG); |
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130 } else if (!checkCharacters(newText)) { |
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131 return (Constants.INPUT_ILLEGAL); |
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132 } |
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133 return null; |
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134 } |
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135 |
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136 /** |
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137 * Opens dialog |
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138 */ |
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139 public final void open() { |
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140 |
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141 Activator.getDefault().getWorkbench().getDisplay().syncExec( |
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142 new Runnable() { |
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143 public void run() { |
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144 InputDialog dlg = new InputDialog(Activator |
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145 .getDefault().getWorkbench().getDisplay() |
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146 .getActiveShell(), dialogTitle, dialogHintText, |
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147 defaultValue, getParent()); |
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148 if (dlg.open() == Window.OK) { |
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149 input = dlg.getValue(); |
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150 } |
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151 } |
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152 }); |
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153 } |
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154 |
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155 } |